From: fateman@cs.berkeley.edu   
      
   On 11/28/14 7:09 PM, w huang wrote:   
   > how to input fractional differentiation in CAS? e.g. semi differentiate   
   sin(x)?   
   > in maple fracdiff(sin(x),x)   
   > in mathHandbook.com d(sin(x),x,0.5)   
   > in mma how?   
   > in other cas how?   
   >   
   > www.mathHandbook.com   
   >   
   see   
      
   https://www.ma.utexas.edu/pipermail/maxima/2010/020715.html   
      
   The syntax is hardly problematical.   
      
   The general utility of the enterprise is somewhat doubtful, though there   
   appears to be a small community of enthusiasts.   
   RJF   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)